[INFO] fetching crate regex_generate 0.2.1...
[INFO] testing regex_generate-0.2.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate regex_generate 0.2.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate regex_generate 0.2.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate regex_generate 0.2.1
[INFO] finished tweaking crates.io crate regex_generate 0.2.1
[INFO] tweaked toml for crates.io crate regex_generate 0.2.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate regex_generate 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0309e5a507c95b9d7d8b0584a7517f106d0e7d3c9abd8ed633096cb7c51c400d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0309e5a507c95b9d7d8b0584a7517f106d0e7d3c9abd8ed633096cb7c51c400d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0309e5a507c95b9d7d8b0584a7517f106d0e7d3c9abd8ed633096cb7c51c400d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0309e5a507c95b9d7d8b0584a7517f106d0e7d3c9abd8ed633096cb7c51c400d", kill_on_drop: false }`
[INFO] [stdout] 0309e5a507c95b9d7d8b0584a7517f106d0e7d3c9abd8ed633096cb7c51c400d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c1367b622f24256df3122e2cc5521b525184dbe445b7931654d34a21ce65249
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3c1367b622f24256df3122e2cc5521b525184dbe445b7931654d34a21ce65249", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling getrandom v0.1.11
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling regex-syntax v0.6.11
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling backtrace v0.3.35
[INFO] [stderr]    Compiling rand_core v0.5.0
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling regex_generate v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.88s
[INFO] running `Command { std: "docker" "inspect" "3c1367b622f24256df3122e2cc5521b525184dbe445b7931654d34a21ce65249", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c1367b622f24256df3122e2cc5521b525184dbe445b7931654d34a21ce65249", kill_on_drop: false }`
[INFO] [stdout] 3c1367b622f24256df3122e2cc5521b525184dbe445b7931654d34a21ce65249
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dadb62976563225200128f7c3cdfdc96554dce64ab4f38309a63f70e9a22d553
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "dadb62976563225200128f7c3cdfdc96554dce64ab4f38309a63f70e9a22d553", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling regex v1.2.1
[INFO] [stderr]    Compiling regex_generate v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 16.90s
[INFO] running `Command { std: "docker" "inspect" "dadb62976563225200128f7c3cdfdc96554dce64ab4f38309a63f70e9a22d553", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dadb62976563225200128f7c3cdfdc96554dce64ab4f38309a63f70e9a22d553", kill_on_drop: false }`
[INFO] [stdout] dadb62976563225200128f7c3cdfdc96554dce64ab4f38309a63f70e9a22d553
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a9b510117ca258a96d43ae66ac2637fdbac4544dfebfaa581cdac5326c783805
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a9b510117ca258a96d43ae66ac2637fdbac4544dfebfaa581cdac5326c783805", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/regex_generate-3502a71d1921ad14
[INFO] [stdout] 
[INFO] [stdout] running 31 tests
[INFO] [stdout] test tests::gen_alternate ... ok
[INFO] [stdout] test tests::gen_empty ... ok
[INFO] [stdout] test tests::gen_repeat_one_or_more_lazy ... ok
[INFO] [stdout] test tests::gen_not_word_boundary ... ok
[INFO] [stdout] test tests::gen_repeat_range_exact_lazy ... ok
[INFO] [stdout] test tests::gen_literal ... ok
[INFO] [stdout] test tests::gen_repeat_range_exact ... ok
[INFO] [stdout] test tests::gen_class ... ok
[INFO] [stdout] test tests::gen_repeat_zero_or_more_lazy ... ok
[INFO] [stdout] test tests::gen_group ... ok
[INFO] [stdout] test tests::gen_concat ... ok
[INFO] [stdout] test tests::gen_repeat_range_open_lazy ... ok
[INFO] [stdout] test tests::gen_any_no_newline ... ok
[INFO] [stdout] test tests::gen_any ... ok
[INFO] [stdout] test tests::gen_repeat_range ... ok
[INFO] [stdout] test tests::gen_repeat_zero_or_one_lazy ... ok
[INFO] [stdout] test tests::gen_start_end_text ... ok
[INFO] [stdout] test tests::gen_repeat_range_lazy ... ok
[INFO] [stdout] test tests::gen_start_end_line ... ok
[INFO] [stdout] test tests::gen_repeat_zero_or_one ... ok
[INFO] [stdout] test tests::gen_start_end_text_always ... ok
[INFO] [stdout] test tests::gen_start_end_text_empty ... ok
[INFO] [stdout] test tests::gen_word_boundary ... ok
[INFO] [stdout] test tests::gen_repeat_one_or_more ... ok
[INFO] [stdout] test tests::gen_repeat_zero_or_more ... ok
[INFO] [stdout] test tests::gen_repeat_range_open ... ok
[INFO] [stdout] test tests::gen_complex ... ok
[INFO] [stdout] test tests::gen_ascii_classes ... ok
[INFO] [stdout] test tests::gen_unicode_script_classes ... ok
[INFO] [stdout] test tests::gen_unicode_classes ... ok
[INFO] [stderr]    Doc-tests regex_generate
[INFO] [stdout] test tests::gen_perl_classes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 31 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a9b510117ca258a96d43ae66ac2637fdbac4544dfebfaa581cdac5326c783805", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9b510117ca258a96d43ae66ac2637fdbac4544dfebfaa581cdac5326c783805", kill_on_drop: false }`
[INFO] [stdout] a9b510117ca258a96d43ae66ac2637fdbac4544dfebfaa581cdac5326c783805